If you believe in making change from the bottom up, if you believe the measure of change is how many people's lives are better, you know it's hard and some people think it's boring. Speeches like this are fun, actually doing the work is hard.

We all do better when we work together.

Today’s generation of young people holds more power than any generation before it to make a positive impact on the world.

If you want to be forgiven, you have to extend forgiveness, even to people who aren't smart enough to ask for it.

Nothing big ever came from being small.

During the sole argument we had when [Chelsea] was in high school, the subject of which I don't even remember, I looked at her and said, 'As long as you're in this house, being president is my second most important job'.

Just as war is freedom's cost, disagreement is freedom's privilege.